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  • Glasgow Haskell Compiler
  • GHCGHC
  • Milestones
  • 9.4.1
Open
Milestone Feb 16, 2022–Jul 17, 2022

9.4.1

Likely highlights

  • Rich error messages (@adinapoli)
  • Multiple home packages (@fendor, @wz1000?)
  • Many bugs fixed in recompilation checking and the driver (@mpickering)
  • Native Haskell stack unwinding (@supersven)
  • Reinstallable GHC (@wz1000)
  • hi Haddock (@wz1000)
  • Tag inference (@AndreasK)
  • Strict typeclass dictionaries by default (@AndreasK)
  • Eliminate eventlog way (@bgamari)
  • Improved static linking support (@adamse)
  • Improved compilation parallelism (@mpickering, @dfordivam)
  • Core-to-core optimisation improvements: boxity analysis, nested CPR (@sgraf812)
  • Improved C++ linking support (@Phyx, @bgamari)
  • Revamped Windows support (@bgamari)
  • Improvements in compiler-performance for coercion-heavy programs (@adamgundry, @sheaf)
  • Numerous other compiler performance improvements (@bgamari, @mpickering, @doyougnu, @hsyl20)
  • Significant improvements to maximum memory usage with --make mode (up to 50% better) (@mpickering)
  • Better code generation for non-allocating case alternatives (@nineonine, #16064)
  • Part 1 of the migration from GHCi tag generation (@emiflake !6325 (closed))

Perhaps

  • Hadrian by default
  • Code layout for AArch64 NCG? (@AndreasK)
  • WinIO enabed by default
  • Issues 249
  • Merge requests 85
  • Participants 28
  • Labels 133
85% complete
85%
Start date
Feb 16, 2022
Feb 16
-
Jul 17 2022
Due date
Jul 17, 2022 (12 days remaining)
249
Issues 249 New issue
Open: 35 Closed: 214
77
Total issue weight
77
85
Merge requests 85
Open: 3 Closed: 68 Merged: 14
0
Releases
None
Reference: ghc/ghc%"9.4.1"